{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease"], "input": "To define the possible role of the VHL gene in the development of sporadic renal cell carcinomas , 91 different parenchymal tumours of the kidney have been investigated for mutation of the VHL gene by single strand conformation polymorphism ( SSCP ) and / or heteroduplex ( HD ) techniques ."}
{"Disease": ["VHL", "sporadic renal cell carcinomas", "parenchymal tumours of the kidney"]}